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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag was detected near Kodiak in Alaska

Posted by admin on February 14, 2018 0 Comments

Earthquake location 56.1216S, -149.7922WA light earthquake magnitude 4.2 (ml/mb) has occurred on Wednesday, 244 km SE of Kodiak, Alaska (152 miles). Exact location of event, longitude -149.7922 West, latitude 56.1216 North, depth = 10 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 31/01/18 / 2018-01-31 18:02:25 / January 31, 2018 @ 6:02 pm. The epicenter was at a depth of 10 km (6 miles). The 4.2-magnitude earthquake has occurred at 08:02:25 / 8:02 am (local time epicenter). All ids that are associated to the event: ak18259325, us1000cd95. Unique identifier: us1000cd95.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three hundred and six, in the last 10 days one thousand, five hundred and eighty-four, in the past 30 days one thousand, five hundred and eighty-four and in the last 365 days one thousand, five hundred and eighty-eight earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 244 km SE of Kodiak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -149.7922° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.1216° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 244km SE of Kodiak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-31 18:02:25 Time when the event occurred. UTC/GMT
Updated 2018-02-14 23:16:10 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.2 The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 272 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.222 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 174 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000cd95 Id of event.
Event Code 1000cd95 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18259325,us1000cd95, A comma-separated list of event ids that are associated to an event.

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